[datatable-help] Large speedup using .Internal with data.table

Matthew Dowle mdowle at mdowle.plus.com
Tue Jun 29 22:55:12 CEST 2010


Meant to say 3.9 seconds down to 0.21, more in tune with the subject
line.

On Tue, 2010-06-29 at 21:51 +0100, Matthew Dowle wrote:
> May be of interest from r-help today, 40 seconds down to 0.21 seconds :
> 
> http://tolstoy.newcastle.edu.au/R/e10/help/10/06/10059.html
> 
> Matthew
> 
> 




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